Hottest (avg)
#7 / 12
Sits around the middle of the year.
October in context
How it compares to the rest of the year in Perth.
Wettest (avg)
#6 / 12
Typical rainfall for the year.
Daylight Hours
#5 / 12
Around the yearly average.
Windiest (avg)
#6 / 12
Close to the yearly wind average.
Highest UV
#5 / 12
Near the middle of the yearly UV range.
Most Humid
#6 / 12
Humidity stays close to the yearly norm.
Monthly climate breakdown
A detailed look at the typical climate conditions for October.
Thermal profile
Temperature
Typical daytime high
- Nighttime low
-
- Feels like (avg)
-
Light window
Sunshine
12.9 h
Average daylight
- UV index (max)
- 8
- Typical sun hours
- 05:36 - 18:28
Wet-day pattern
Rain & Snow
Typical rainfall
- Rainy days
- 8 days
- Cloud cover (avg)
- 38%
Air feel
Humidity & Wind
66%
Average humidity
- Wind (avg)
-
- Wind (max gusts)
-
Historical daily baseline
Daily climate explorer
Pick a day to inspect the usual conditions through October in Perth. Based on a 30-year historical climate baseline, not a forecast.
Primary control
Select a day
Scroll to compare daily conditions. The summary updates with your selection.
Secondary context
Monthly trend
Median daytime highs across the month, with a softer low line.
Median temperatureMedian lowTypical range
Day 15 selected for October. Temperature 20.5°C.
Historical disruption baseline
Typical disruptions in October
Based on 30 years of historical data, these are the disruption patterns most likely to affect plans in October.
Wind High impact
Strong gusts Measures: Strong gust days (>=60 km/h). Observed about 8% of days (2.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
2.5 days / month
- Share of days
- ~8% of days
- Upper edge
- Up to ~91km/h (P95)
Why this matters
Strong gusts are possible on ~3 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain High impact
Washout risk Measures: Washout day risk. Observed about 6% of days (1.9 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
1.9 days / month
- Share of days
- ~6% of days
- Upper edge
- Up to ~25mm (P95)
Why this matters
Washout conditions are possible on ~2 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Wind High impact
Stormy conditions Measures: Storm-impact proxy days. Observed about 2% of days (0.6 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.6 days / month
- Share of days
- ~2% of days
- Upper edge
- Up to ~92km/h (P95)
Why this matters
Stormy conditions are possible on ~1 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain Moderate
Rain disruption Measures: Likely rain disruption days. Observed about 6% of days (2.0 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
2.0 days / month
- Share of days
- ~6% of days
- Upper edge
- Up to ~25mm (P95)
Why this matters
Rain disruption risk appears on ~2 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cold Moderate
Cold feels-like nights Measures: Cold feels-like nights (min <=5C). Observed about 6% of days (1.8 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
1.8 days / month
- Share of days
- ~6% of days
- Upper edge
- Up to ~5°C (P95)
Why this matters
Cold feels-like nights are possible on ~2 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Heat Moderate
Hot days Measures: Hot days (>=30C). Observed about 5% of days (1.6 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
1.6 days / month
- Share of days
- ~5% of days
- Upper edge
- Up to ~35°C (P95)
Why this matters
Hot days are possible on ~2 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.
Show all disruptions (16 more)
Wind High impact
Severe gusts Measures: Severe gust days (>=80 km/h). Observed about 1% of days (0.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.5 days / month
- Share of days
- ~1% of days
- Upper edge
- Up to ~97km/h (P95)
Why this matters
Severe gusts are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain High impact
Washout run Measures: Multi-day washout runs. Observed about 0.4 days/month in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.4 days / month
- Share of days
- —
- Upper edge
- Up to ~14mm (P95)
Why this matters
Multi-day washout runs are possible on ~0 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Wind High impact
Wind disruption Measures: Disruptive wind days. Observed about 1% of days (0.3 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.3 days / month
- Share of days
- ~1% of days
- Upper edge
- Up to ~97km/h (P95)
Why this matters
Disruptive wind is possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain Moderate
Heavy rain days Measures: Heavy rain days (>=10mm). Observed about 3% of days (0.8 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.8 days / month
- Share of days
- ~3% of days
- Upper edge
- Up to ~29mm (P95)
Why this matters
Heavy rain is possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Heat Moderate
Hot feels-like days Measures: Hot feels-like days (>=32C). Observed about 2% of days (0.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.7 days / month
- Share of days
- ~2% of days
- Upper edge
- Up to ~35°C (P95)
Why this matters
Feels-like heat >=32C is possible on ~1 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.
Wind Minor
Gusty days Measures: Gusty days (>=40 km/h). Observed about 63% of days (19.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
19.7 days / month
- Share of days
- ~63% of days
- Upper edge
- Up to ~69km/h (P95)
Why this matters
Gusty conditions are possible on ~20 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain Minor
Wet days Measures: Wet days (>=0.1mm). Observed about 32% of days (10.0 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
10.0 days / month
- Share of days
- ~32% of days
- Upper edge
- Up to ~14mm (P95)
Why this matters
Measurable rain is possible on ~10 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rain Minor
Rainy hours Measures: Rain-hours signal (>=3h rain). Observed about 25% of days (7.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
7.7 days / month
- Share of days
- ~25% of days
- Upper edge
- Up to ~18h (P95)
Why this matters
Several rainy hours are possible on ~8 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cloud Minor
Cloudy days Measures: Cloudy days (cloud cover >=60%). Observed about 24% of days (7.6 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
7.6 days / month
- Share of days
- ~24% of days
- Upper edge
- Up to ~95% (P95)
Why this matters
Cloudy skies are possible on ~8 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rain Minor
Wet most of day Measures: Wet-most-of-day signal (>=6h rain). Observed about 15% of days (4.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
4.5 days / month
- Share of days
- ~15% of days
- Upper edge
- Up to ~19h (P95)
Why this matters
Wet-most-of-day conditions are possible on ~5 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Wind Minor
Breezy days Measures: Breezy days (mean wind >=25 km/h). Observed about 8% of days (2.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
2.5 days / month
- Share of days
- ~8% of days
- Upper edge
- Up to ~36km/h (P95)
Why this matters
Breezy conditions are possible on ~2 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Cloud Minor
Mostly cloudy days Measures: Mostly cloudy days (cloud cover >=80%). Observed about 7% of days (2.3 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
2.3 days / month
- Share of days
- ~7% of days
- Upper edge
- Up to ~98% (P95)
Why this matters
Mostly cloudy skies are possible on ~2 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Humidity Minor
High humidity Measures: High humidity days (RH >=80%). Observed about 7% of days (2.1 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
2.1 days / month
- Share of days
- ~7% of days
- Upper edge
- Up to ~86% (P95)
Why this matters
High humidity is possible on ~2 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.
Cloud Minor
Overcast days Measures: Overcast days (cloud cover >=95%). Observed about 2% of days (0.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.5 days / month
- Share of days
- ~2% of days
- Upper edge
- Up to ~98% (P95)
Why this matters
Overcast skies are possible on ~0 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Wind Minor
Windy days Measures: Windy days (mean wind >=35 km/h). Observed about 1% of days (0.3 days/month) in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.3 days / month
- Share of days
- ~1% of days
- Upper edge
- Up to ~39km/h (P95)
Why this matters
Strong mean winds are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Heat Minor
Heatwave run Measures: Heatwave runs (>=3 hot days). Observed about 0.1 days/month in October. Historical risk signal only, not a day-by-day forecast.
Likely frequency
0.1 days / month
- Share of days
- —
- Upper edge
- Up to ~35°C (P95)
Why this matters
Heatwave runs are possible on ~0 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.
Travel planning FAQ
Frequently asked questions
Quick answers to the weather questions you ask the most.
Is October a good time to visit Perth?
Typical October days in Perth reach highs of 22°C (72°F) with nights around 12°C (54°F). It usually feels mild by day and cool after dark. Overall, October sits in the middle of the Perth climate range.
What are temperatures like in October?
Daytime temperatures in October typically peak near 22°C (72°F), while nights drop to around 12°C (54°F). Expect mild afternoons and cool evenings.
How much does it rain in October?
Rainfall in October averages 32 mm (1.3 in) across roughly 8 days. Overall it is a moderately wet time of year, so showers are usually brief rather than all-day downpours.
How many hours of daylight are there in October?
You can expect about 13 hours of daylight in October. Sunrise is typically around 05:36 and sunset near 18:28. Daylight is fairly typical, with enough time for sightseeing.
How strong is the sun in October?
UV levels frequently reach very high levels (around 8), so strong sun protection is essential, especially around midday.
Is it windy in October?
In October, average wind speeds are around 18 km/h (11 mph), with gusts on the windiest days reaching about 58 km/h (36 mph). On the ground, it is it can feel quite windy at times, particularly when weather systems move through.